Most mammals have diploid body cells and haploid gametes. During __________, chromosomes from haploid gametes combine, and a ___
1 answer:
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Explanation:
1). Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.
Chromosomes are not visible in the cell’s nucleus—not even under a microscope—when the cell is not dividing.
2) is pic
